As cooler weather rolls in across Montgomery, Chester, and Delaware counties, homeowners are starting to think about keeping their homes warm and efficient. If your heating system is older, inefficient, or unreliable, early fall is the best time to consider a replacement. At D.E. Duffey &...
If your air conditioning system isn’t keeping up—or you're facing rising repair bills—it may be time to evaluate your options. At D.E. Duffey & Sons, we make it easy. Our in-home consultations are straightforward, informative, and tailored to your home and budget. Here’s what to expect...
As temperatures rise during summer time, your air conditioning system might still be running to keep your home comfortable. But if your fireplace isn’t properly sealed, you could be letting cold air escape—driving up energy bills and forcing your cooling system to work harder. At D.E....
As the summer heat rolls in, your air conditioning system is working overtime to keep your home comfortable. But if your cooling system isn’t running efficiently, it could be driving up your energy bills—and leaving parts of your home feeling less than refreshing. At D.E. Duffey...
If you're thinking about replacing or repairing your air conditioning system, it's important to be aware of a major industry update that could impact your decision. As of January 1, 2025, the EPA has mandated that all new air conditioning equipment must use R-454B refrigerant. This...
As temperatures start to rise, spring is the perfect season to think ahead and upgrade your cooling system before summer heatwaves arrive. If your current air conditioner is outdated, noisy, or simply not performing the way it used to, it may be time to consider...
As the days get longer and temperatures start to rise, now is the perfect time to ensure your air conditioning system is ready for the warm months ahead. A professional AC tune-up can improve efficiency, prevent unexpected breakdowns, and keep your home cool and comfortable...
Are you looking for a workplace that values your skills, encourages your growth, and makes you feel like part of a family? At D.E. Duffey & Sons, we’re proud to deliver exceptional service to our customers every day—and we know that wouldn’t be possible without...
As winter settles in, maintaining a warm and comfortable home becomes more important than ever. Unfortunately, unexpected heating issues can disrupt that comfort just when you need it most. At D.E. Duffey, we know that heating emergencies don’t follow regular business hours, which is why...
As winter approaches, it’s essential to ensure your home heating system is ready to keep you comfortable and efficient. For many homeowners, choosing between an oil furnace and a gas furnace can be challenging. Both types of furnaces offer unique benefits, and the best choice...